Your Pontiac G6 is a mid-size sedan or coupe that mixes style and performance. Older models require more attention to things like electrical component maintenance, and replacing your Pontiac GS alternator with a durable option from AutoZone ensures that your vehicle's electrical components stay in peak condition for years to come.

AutoZone features replacement G6 performance alternators that turn the mechanical energy of your engine's rotating crankshaft into electricity through induction. Your alternators play an important role in how your car runs and performs, and maintaining your electrical system is key to the sustainability of your car. AutoZone offers free battery charging and engine diagnostic testing so that you see what your levels are and how new alternators enhance the performance of your Pontiac G6. We provide the right products at the right prices and feature alternators from some of the best brands in the business, so you can bank on premium construction and long-lasting durability when you shop with us.